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A suicide door on a Delahaye Type 135 Lincoln Continental with rear suicide doors, left-side doors open. A suicide door is an automobile door hinged at its rear rather than the front. [1] Such doors were originally used on horse-drawn carriages [2] but are rarely found on modern vehicles, primarily because they are less safe than front-hinged ...
A door closer is a mechanical device that regulates the speed and action of a door’s swing. [1] Manual closers store the force used to open the door in some type of spring and reuse it to close the door. Automatic types use electricity to regulate door swing behavior. Door closers can be linked to a building's fire and security alarm systems. [2]
The automatic door used a mat actuator. In 1960, they co-founded Horton Automatics Inc and placed the first commercial automatic sliding door on the market. [5] With the invention of the Gunn diode, microwave motion detectors became common in automatic doors in the 1970s. [6] [7] In 1980, the first automatic door using an infrared sensor was ...
But one of the most important steps residents can take to protect themselves and their homes from damage in a hurricane is so simple that you may not even know about it -- close your doors ...
Saloon doors, also known as cafe doors, often use bidirectional hinges that close the door regardless of which direction it opens by incorporating springs. Saloon doors that only extend from knee-level to chest-level are known as batwing doors. [citation needed] A blind door, Gibb door, or jib door has no visible trim or operable components. It ...
Normally, the revolving door is always closed so that wind and drafts cannot blow into the building, to efficiently minimize heating and air conditioning loads. In right-hand traffic countries, revolving doors typically revolve counter-clockwise (as seen from above), allowing people to enter and exit only on the right side of the door.
Claustrophobia is the fear of being closed into a small space. It is typically classified as an anxiety disorder and often results in a rather severe panic attack. It is also sometimes confused with Cleithrophobia (the fear of being trapped). [13] Diagnosis of claustrophobia usually transpires from a consultation about other anxiety-related ...
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